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Finding the Fourth Proportional to 137,377.96, 206,007.53 and 47,430.16

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Solution

The fourth proportional to 137,377.96, 206,007.53 and 47,430.16 is: 71,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,377.96 : 206,007.53 = 47,430.16 : x
  2. Step 2: Convert to fraction form
    137,377.96/206,007.53 = 47,430.16/x
  3. Step 3: Cross multiply
    137,377.96x = 206,007.53 × 47,430.16
  4. Step 4: Simplify right side
    137,377.96x = 9,770,969,079.07
  5. Step 5: Solve for x
    x = 9,770,969,079.07/137,377.96
  6. Step 6: Final answer
    x = 71,124.72

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